Here is the FDA link.

Thanks to Frances Greenspan for this information. Frances is an animal artist, animal communicator, eBay consultant, and teacher
http://iteachhowtosellonebay.blogspot.com/
http://whatdoyourpetswantyoutoknow.blogspot.com/
http://www.franceswgreenspan.com
http://stores.ebay.com/Animal-Drawings-by-F-W-Greenspan
http://www.facebook.com/frances.greenspan